RIC-1069 Maths terms and tables
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Figurative numbers<br />
Figurative numbers are numbers that can be represented by arrangements<br />
of regular polygons that grow proportionally, starting at 1. By following<br />
the patterns, each set of figurative numbers can be extended as far as<br />
required.<br />
Triangular numbers<br />
Triangular numbers are those that can<br />
be represented by objects or symbols<br />
arranged in the shape of a triangle.<br />
These can also be shown in two other ways:<br />
OR<br />
Square numbers<br />
Square numbers are those obtained by<br />
multiplying a number by itself, <strong>and</strong> can<br />
be represented by objects or symbols<br />
arranged in the shape of a square.<br />
These can also be shown as:<br />
Relationship between triangular numbers <strong>and</strong> square numbers<br />
When any two consecutive triangular<br />
numbers are joined, they form a square<br />
number; e.g. 6 + 3 = 9.<br />
R.I.C. Publications ® www.ricpublications.com.au <strong>Maths</strong> <strong>terms</strong> <strong>and</strong> <strong>tables</strong><br />
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